Ongoing mechanical excavation for the repair of stormwater pipe was observed to have inadequate control measure in place. It is evident that the soil beneath the duct bank within the excavation was eroding and caving in. No support was provided for the exposed duct bank, although the access was already blocked and prevention for personnel occupancy was in placed. ACTION: Concern was addressed to L&T for immediate corrective action. L&T was advised to ensure Personnel entry shall be prevented until suitable protection measures are provided and inspection has been carried out. Appropriate measures shall provided such as providing proper supporting system/ arrangement for the exposed duct bank.
Hazard category: Unsafe excavations